README.md in fillable-pdf-0.8.0 vs README.md in fillable-pdf-0.9.0

@@ -264,5 +264,7 @@
 
 
 ## License
 
 The gem is available as open source under the terms of the [MIT License](http://opensource.org/licenses/MIT).
+
+However, you must also adhere to the [iText License](https://github.com/itext/itext7) when using this gem in your project.
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